Days after promising reservation for Madigas, Prime Minister Narendra Modi on Friday asked Cabinet Secretary Rajiv Gauba and other senior officials to expedite the formation of a committee for sub-categorisation in Scheduled Caste reservation for the community, mainly belonging to Telangana and Andhra Pradesh. “The PM had a meeting with cabinet secretary Rajiv Gauba and other officials from the relevant departments asking them to expedite the formation of the committee,” a government source said.